Home / 5,778.55-8,687.16-4,560.64

Finding the Fourth Proportional to 5,778.55, 8,687.16 and 4,560.64

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Solution

The fourth proportional to 5,778.55, 8,687.16 and 4,560.64 is: 6,856.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,778.55 : 8,687.16 = 4,560.64 : x
  2. Step 2: Convert to fraction form
    5,778.55/8,687.16 = 4,560.64/x
  3. Step 3: Cross multiply
    5,778.55x = 8,687.16 × 4,560.64
  4. Step 4: Simplify right side
    5,778.55x = 39,619,009.38
  5. Step 5: Solve for x
    x = 39,619,009.38/5,778.55
  6. Step 6: Final answer
    x = 6,856.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.